39470663 has 4 divisors (see below), whose sum is σ = 39572520. Its totient is φ = 39368808.

The previous prime is 39470609. The next prime is 39470671. The reversal of 39470663 is 36607493.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 39470663 - 2⁸ = 39470407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39410663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50345 + ... + 51122.

It is an arithmetic number, because the mean of its divisors is an integer number (9893130).

Almost surely, 2^39470663 is an apocalyptic number.

39470663 is a deficient number, since it is larger than the sum of its proper divisors (101857).

39470663 is a wasteful number, since it uses less digits than its factorization.

39470663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101856.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 39470663 is about 6282.5681850657. The cubic root of 39470663 is about 340.4798961452.

The spelling of 39470663 in words is "thirty-nine million, four hundred seventy thousand, six hundred sixty-three".